/ Dictionary / Index S spilth: Meaning and Definition of Find definitions for: spilth Pronunciation: (spilth), [key] — n. spillage (def. 1). something that is spilled. refuse; trash. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spilt spin Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language